EP0461719A3 - System and device for the optical control of the coupling/uncoupling between dielectric wave guides - Google Patents

System and device for the optical control of the coupling/uncoupling between dielectric wave guides Download PDF

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Publication number
EP0461719A3
EP0461719A3 EP19910201425 EP91201425A EP0461719A3 EP 0461719 A3 EP0461719 A3 EP 0461719A3 EP 19910201425 EP19910201425 EP 19910201425 EP 91201425 A EP91201425 A EP 91201425A EP 0461719 A3 EP0461719 A3 EP 0461719A3
Authority
EP
European Patent Office
Prior art keywords
uncoupling
coupling
optical control
wave guides
dielectric wave
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19910201425
Other languages
English (en)
Other versions
EP0461719A2 (en
Inventor
Carlo Giacomo Prof. Someda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telettra SpA
Original Assignee
Telettra Telefonia Elettronica e Radio SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telettra Telefonia Elettronica e Radio SpA filed Critical Telettra Telefonia Elettronica e Radio SpA
Publication of EP0461719A2 publication Critical patent/EP0461719A2/en
Publication of EP0461719A3 publication Critical patent/EP0461719A3/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/3515—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam
    • G02F1/3521—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam using a directional coupler

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Couplings Of Light Guides (AREA)
EP19910201425 1990-06-13 1991-06-08 System and device for the optical control of the coupling/uncoupling between dielectric wave guides Withdrawn EP0461719A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2063790 1990-06-13
IT02063790A IT1248844B (it) 1990-06-13 1990-06-13 Sistema e dispositivo per il controllo ottico dell'accoppiamento / disaccoppiamento fra guide d'onda dielettriche

Publications (2)

Publication Number Publication Date
EP0461719A2 EP0461719A2 (en) 1991-12-18
EP0461719A3 true EP0461719A3 (en) 1992-05-06

Family

ID=11169881

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910201425 Withdrawn EP0461719A3 (en) 1990-06-13 1991-06-08 System and device for the optical control of the coupling/uncoupling between dielectric wave guides

Country Status (2)

Country Link
EP (1) EP0461719A3 (OSRAM)
IT (1) IT1248844B (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514675C2 (sv) * 1993-08-13 2001-04-02 Ericsson Telefon Ab L M Optisk kopplare eller modulator samt laser innefattande en vågledare
EP0689067A3 (en) * 1994-06-22 1997-04-09 Fujitsu Ltd Manufacturing process for an optical waveguide system, optical component and optical coupler with its use, optical network and optical circuit board
US5854868A (en) * 1994-06-22 1998-12-29 Fujitsu Limited Optical device and light waveguide integrated circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0287124A (ja) * 1988-09-26 1990-03-28 Canon Inc 光変調器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0287124A (ja) * 1988-09-26 1990-03-28 Canon Inc 光変調器

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
OPTICS COMMUNICATIONS. vol. 75, no. 1, March 1990, AMSTERDAM NL pages 246 - 250; F. LEDERER ET AL.: 'An externally controlled nonlinear directional coupler' *
PATENT ABSTRACTS OF JAPAN vol. 13, no. 409 (P-931)11 September 1989 & JP-A-1 150 121 ( NTT ) 13 June 1989 *
PROCEEDINGS 12TH EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION, ECOC 1986 vol. 1, September 1986, BARCELONA, SP pages 349 - 352; C.G. SOMEDA ET AL.: 'Parallel waveguides decoupled by the refractive index distribution in the surrounding medium' *
SOVIET INVENTIONS ILLUSTRATED Section EI, Week 8921, 5 July 1989 Derwent Publications Ltd., London, GB; Class V, AN 89-157218/21 & SU-A-1 152 397 (PHYS INST) 15 December 1988 *

Also Published As

Publication number Publication date
EP0461719A2 (en) 1991-12-18
IT1248844B (it) 1995-01-30
IT9020637A1 (it) 1991-12-13
IT9020637A0 (OSRAM) 1990-06-13

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